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A researcher is studying the efficacy of a new drug to treat hypertension. She randomly selects 10 patients to receive the new drug and 10
- A researcher is studying the efficacy of a new drug to treat hypertension. She randomly selects 10 patients to receive the new drug and 10 patients to receive the current drug used to treat hypertension. The patients do not know which drug they receive, but the researcher does know. What type of study is this?
- Compare and contrast cluster sampling and stratified sampling?
- What attributes of a sample are needed to ensure it is a statistically valid sample?
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First Course In Mathematical Logic
Authors: Patrick Suppes, Shirley Hill
1st Edition
0486150941, 9780486150949
